Material Safety Data Sheet - LOCTITE

1 Item No. : 24078 / IDH No. 209726 Product name: LOCTITE (R) 243 Threadlocker Medium Strength 1 of 4 Material Safety data Sheet Revision Date: 02/14/2008 Issue date: 09/12/2008 1. CHEMICAL PRODUCT AND COMPANY IDENTIFICATION Product name: LOCTITE (R) 243 Threadlocker Medium Strength Item No. : 24078 / IDH No. 209726 Product type: Anaerobic Sealant Region: United States Company address: Henkel Corporation 1001 Trout Brook Crossing Rocky Hill, Connecticut 06067 Contact Information: Telephone: (860) 571-5100 Emergency telephone: (860) 571-5100 Internet: 2. COMPOSITION/INFORMATION ON INGREDIENTS Hazardous components % ACGIH TLV OSHA PEL OTHER Polyglycol dimethacrylate 25852-47-5 60-100 None None None Polyglycol dioctanoate 18268-70-7 10-30 None None None Amorphous fumed silica 68611-44-9 1-5 None None None Saccharin 81-07-2 1-5 None None

2 None 1-Acetyl-2-phenylhydrazine 114-83-0 None None None 3. HAZARDS IDENTIFICATION EMERGENCY OVERVIEW HMIS: Physical state: Liquid HEALTH: 2* Color: Blue FLAMMABILITY: 1 Odor: Characteristic PHYSICAL HAZARD: 1 Personal Protection: See Section 8 WARNING: CAUSES EYE IRRITATION. MAY CAUSE ALLERGIC SKIN REACTION. MAY CAUSE SKIN AND RESPIRATORY TRACT IRRITATION. Relevant routes of exposure: Skin, Inhalation, Eyes Potential Health Effects Inhalation: May cause respiratory tract irritation. Skin contact: May cause allergic skin reaction. May cause skin irritation.

3 Eye contact: Contact with eyes will cause irritation. Ingestion: Not expected to be harmful by ingestion. Existing conditions aggravated by exposure: Eye, skin, and respiratory disorders. See Section 11 for additional toxicological information. Item No. : 24078 / IDH No. 209726 Product name: LOCTITE (R) 243 Threadlocker Medium Strength 2 of 4 4. FIRST AID MEASURES Inhalation: Remove to fresh air. If symptoms develop and persist, get medical attention. Skin contact: Wash with soap and water. Remove contaminated clothing and shoes. Wash clothing before reuse. Get medical attention if symptoms occur. Eye contact: Flush with copious amounts of water, preferably, lukewarm water for at least 15 minutes, holding eyelids open all the time. Get medical attention. Ingestion: Do not induce vomiting.

4 Keep individual calm. Obtain medical attention. 5. FIRE-FIGHTING MEASURES Flash point: Greater than 93 C (200 F) Tagliabue closed cup Autoignition temperature: Not available Flammable/Explosive limits-lower %: Not available Flammable/Explosive limits-upper %: Not available Extinguishing media: If product is involved in fire extinguish with dry powder, foam or carbon dioxide. Special fire fighting procedures: Wear self-contained breathing apparatus and full protective clothing, such as turn-out gear. Unusual fire or explosion hazards: None Hazardous combustion products: Oxides of carbon. Oxides of sulfur. Oxides of nitrogen. Irritating organic vapors. 6. ACCIDENTAL RELEASE MEASURES Environmental precautions: Prevent product from entering drains or open waters. Clean-up methods: Soak up with inert absorbent.

5 Store in a partly filled, closed container until disposal. 7. HANDLING AND STORAGE Handling: Avoid contact with eyes, skin and clothing. Avoid breathing vapor and mist. Wash thoroughly after handling. Storage: For safe storage, store at or below 38 C (100 F). Keep in a cool, well ventilated area away from heat, sparks and open flame. Keep container tightly closed until ready for use. Incompatible products: Refer to Section 10. For information on product shelf life contact Henkel Customer Service at (800) 243-4874. 8. EXPOSURE CONTROLS / PERSONAL PROTECTION Engineering controls: No specific ventilation requirements noted, but forced ventilation may still be required if concentrations exceed occupational exposure limts. Respiratory protection: Use NIOSH approved respirator if there is potential to exceed exposure limit(s).

6 Skin protection: Use impermeable gloves and protective clothing as necessary to prevent skin contact. Neoprene gloves. Butyl rubber gloves. Natural rubber gloves. Eye/face protection: Safety goggles or Safety glasses with side shields. See Section 2 for exposure limits. 9. PHYSICAL AND CHEMICAL PROPERTIES Item No. : 24078 / IDH No. 209726 Product name: LOCTITE (R) 243 Threadlocker Medium Strength 3 of 4 Physical state: Liquid Color: Blue Odor: Characteristic Vapor pressure: Less than mm Hg at 27 C (80 F) pH: Not applicable Boiling point/range: Greater than 149 C (300 F) Melting point/range: Not available Specific gravity: at 20 C (68 F) Vapor density: Not available Evaporation rate: Not available Solubility in water: Slight Partition coefficient (n-octanol/water): Not available VOC content: ; grams/liter 10.

7 STABILITY AND REACTIVITY Stability: Stable. Hazardous polymerization: Will not occur. Hazardous decomposition products: Oxides of carbon. Oxides of sulfur. Oxides of nitrogen. Irritating organic vapors. Incompatability: Strong oxidizers. Reducing agents. Strong alkalis. Oxygen scavengers. Oxidizing agents. Other polymerization initiators. Conditions to avoid: See "Handling and Storage" (Section 7) and "Incompatabilty" (Section 10). 11. TOXICOLOGICAL INFORMATION Product toxicity data : Acute oral LD50 greater than 10, 000 mg/kg (rat). Acute dermal LD50 greater than 5000 mg/kg (rabbit). (estimated). Carcinogen Status Hazardous components NTP Carcinogen IARC Carcinogen OSHA Carcinogen Polyglycol dimethacrylate 25852-47-5 No No No Polyglycol dioctanoate 18268-70-7 No No No Amorphous fumed silica 68611-44-9 No No No Saccharin 81-07-2 No No

8 No 1-Acetyl-2-phenylhydrazine 114-83-0 No No No Literature Referenced Target Organ & Other Health Effects Hazardous components Health Effects/Target Organs Polyglycol dimethacrylate 25852-47-5 Allergen, Irritant Polyglycol dioctanoate 18268-70-7 Irritant Amorphous fumed silica 68611-44-9 No Target Organs Saccharin 81-07-2 No Target Organs 1-Acetyl-2-phenylhydrazine 114-83-0 Allergen, Blood, Kidney, Mutagen, Some evidence of carcinogenicity 12. ECOLOGICAL INFORMATION Ecological information: Not available Item No. : 24078 / IDH No. 209726 Product name: LOCTITE (R) 243 Threadlocker Medium Strength 4 of 4 13.

9 DISPOSAL CONSIDERATIONS Information provided is for unused product only. Recommended method of disposal: Dispose of according to Federal, State and local governmental regulations. EPA hazardous waste number: Not a RCRA hazardous waste. 14. TRANSPORT INFORMATION The shipping classifications in this section are for non-bulk packaging only (unless otherwise specified). Shipping classification may be different for bulk packaging. Department of Transportation Ground (49 CFR): Proper shipping name: Unrestricted Hazard class or division: None Identification number: None Packing group: None International Air Transportation (ICAO/IATA): Proper shipping name: Unrestricted Hazard class or division: None Identification number: None Packing group: None WaterTransportation (IMO/IMDG): Proper shipping name: Unrestricted Hazard class or division: None Identification number: None Packing group: None Marine pollutant: None 15.

10 REGULATORY INFORMATION United States Regulatory Information TSCA 8 (b) Inventory Status: All components are listed or are exempt from listing on the Toxic Substances Control Act Inventory. TSCA 12 (b) Export Notification: None above reporting de minimus. CERCLA/SARA Section 302 EHS: None above reporting de minimus. CERCLA/SARA Section 311/312: Immediate Health Hazard, Delayed Health Hazard CERCLA/SARA 313: None above reporting de minimus. California Proposition 65: This product contains a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. Canada Regulatory Information CEPA DSL/NDSL Status: All components are listed on or are exempt from listing on the Domestic Substances List. WHMIS hazard class: 16. OTHER INFORMATION This Material Safety data Sheet contains changes from the previous version in sections: 3, 15 Prepared by: Regulatory Affairs DISCLAIMER: The data contained herein are furnished for information only and are believed to be reliable.